mirror of
https://github.com/TrinityCore/TrinityCore.git
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78 lines
1.8 KiB
C++
78 lines
1.8 KiB
C++
/*
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* Copyright (C) 2008-2017 TrinityCore <http://www.trinitycore.org/>
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* Copyright (C) 2005-2009 MaNGOS <http://getmangos.com/>
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or (at your
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* option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "SHA1.h"
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#include "BigNumber.h"
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#include "Util.h"
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#include <cstring>
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#include <stdarg.h>
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SHA1Hash::SHA1Hash()
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{
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SHA1_Init(&mC);
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memset(mDigest, 0, SHA_DIGEST_LENGTH * sizeof(uint8));
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}
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SHA1Hash::~SHA1Hash()
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{
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SHA1_Init(&mC);
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}
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void SHA1Hash::UpdateData(const uint8 *dta, int len)
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{
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SHA1_Update(&mC, dta, len);
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}
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void SHA1Hash::UpdateData(const std::string &str)
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{
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UpdateData((uint8 const*)str.c_str(), str.length());
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}
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void SHA1Hash::UpdateBigNumbers(BigNumber* bn0, ...)
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{
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va_list v;
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BigNumber* bn;
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va_start(v, bn0);
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bn = bn0;
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while (bn)
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{
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UpdateData(bn->AsByteArray().get(), bn->GetNumBytes());
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bn = va_arg(v, BigNumber*);
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}
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va_end(v);
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}
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void SHA1Hash::Initialize()
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{
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SHA1_Init(&mC);
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}
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void SHA1Hash::Finalize(void)
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{
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SHA1_Final(mDigest, &mC);
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}
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std::string CalculateSHA1Hash(std::string const& content)
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{
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unsigned char digest[SHA_DIGEST_LENGTH];
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SHA1((unsigned char*)content.c_str(), content.length(), (unsigned char*)&digest);
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return ByteArrayToHexStr(digest, SHA_DIGEST_LENGTH);
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}
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